<%
//header("Expires: Mon, 26 Jul 1997 05:00:00 GMT");
//header("Last-Modified: " . gmdate("D, d M Y H:i:s") . " GMT");
//header("Cache-Control: no-cache, must-revalidate");
//header("Pragma: no-cache");
session = request.getSession(false);
if(session.getAttribute("LoginDat")==null) {
    session.setAttribute("LoginDat", "");
}
%>
